The SAGE Encyclopedia of Educational Research, Measurement, and
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Fei Zhao

doi:10.4135/9781506326139

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a Parameter

By: Fei Zhao
In:The SAGE Encyclopedia of Educational Research, Measurement, and Evaluation
Chapter DOI:https://doi.org/10.4135/9781506326139
Subject:Special & Inclusive Education (general), Emotional Intelligence
Keywords:parameters

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a Parameter

The a parameter, or the discrimination parameter, is one of the key item parameters in many item response theory (IRT) models. This entry discusses how the a parameter is defined and interpreted. For this ...

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  Zhao, F. (2018). A parameter. In The SAGE Encyclopedia of Educational Research, Measurement, and Evaluation (Vol. 4, pp. -). SAGE Publications, Inc., https://doi.org/10.4135/9781506326139
  
  Zhao, Fei. "a Parameter." In The SAGE Encyclopedia of Educational Research, Measurement, and Evaluation, . Thousand Oaks,: SAGE Publications, Inc., 2018. https://doi.org/10.4135/9781506326139.
  
  Zhao, F. 2018. a Parameter. In: The SAGE Encyclopedia of Educational Research, Measurement, and Evaluation. Thousand Oaks,: SAGE Publications, Inc. pp. Available at: <https://doi.org/10.4135/9781506326139> [Accessed 9 Dec 2023].
  
  Zhao, Fei. "a Parameter." The SAGE Encyclopedia of Educational Research, Measurement, and Evaluation. Vol. 4. Thousand Oaks,: SAGE Publications, Inc., 2018, pp. . Sage Knowledge, doi: https://doi.org/10.4135/9781506326139.
  
  Zhao, Fei. A parameter. In The SAGE Encyclopedia of Educational Research, Measurement, and Evaluation. Vol. 4. Thousand Oaks,: SAGE Publications, Inc.; 2018: -. doi:10.4135/9781506326139
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